Description
ATMOCE M-Backup MU100-T three-phase backup for M-ELV system
The ATMOCE M-Backup MU100-T is the backup unit designed for three-phase installations with ATMOCE energy storage systems. It integrates into the installation to manage the connection between the grid, the loads and the storage system, enabling a backup solution within the ATMOCE ecosystem.
The MU100-T model is designed for 220/380 V AC and 230/400 V AC, 3/N~ three-phase grids and includes the protection devices required for the load, grid connection and distribution panel. Its IP65 enclosure, CAN and RS485 communications and natural convection cooling facilitate its integration into professional photovoltaic installations.
Component of the ATMOCE M-ELV system
The M-Backup MU100-T is the model designed for three-phase configurations. For single-phase installations, ATMOCE offers the M-Backup MU100-S.
Main features of the M-Backup MU100-T
Three-phase backup
Specifically designed for installations with a three-phase grid configuration within the ATMOCE system.
220/380 · 230/400 V AC
Compatible with 3/N~ three-phase grids at the nominal voltages specified by ATMOCE.
Integrated protection devices
Includes independent 4-pole circuit breakers for the load, grid and distribution panel.
IP65 protection
Enclosure suitable for outdoor installation with an IP65 environmental protection rating.
Integrated communication
Equipped with CAN, RS485 and digital input and output interfaces, DI and DO.
Quiet operation
Natural convection cooling with a noise level below 25 dB.
What is included with the ATMOCE M-Backup MU100-T
The unit integrates the protection devices required to manage the main electrical connections of the installation:
| Component | Configuration |
|---|---|
| Load combiner / circuit breaker | 1 unit · 63 A · 4 poles |
| Grid circuit breaker | 1 unit · 80 A · 4 poles |
| Branch circuit breaker | 1 unit · 80 A · 4 poles |
ATMOCE MU100-T technical specifications
| Specification | MU100-T |
|---|---|
| Grid configuration | Three-phase |
| Nominal voltage | 220/380 V AC · 230/400 V AC · 3/N~ |
| Operating voltage range L-N | 176 – 276 V |
| Nominal frequency | 50 / 60 Hz |
| Extended frequency range | 45 – 65 Hz |
| Maximum load current | 63 A |
| Maximum grid current | 80 A |
| Maximum distribution panel current | 80 A |
| Overvoltage category | III |
| Noise level | <25 dB |
| Maximum altitude | 3,000 m |
| Protection class | II |
| Pollution degree | III |
| Dimensions | 460 × 390 × 125 mm |
| Weight | 6 kg |
| Ambient temperature | −30 to +50 °C |
| Cooling | Natural convection |
| Enclosure protection | Outdoor · IP65 |
| Power cable cross-section | 16 – 25 mm² |
| Communication cable cross-section | 0.25 – 0.75 mm² |
| Communication | CAN · RS485 · DI · DO |
Protection and installation conditions
The M-Backup MU100-T features protection class II, overvoltage category III and pollution degree III.
The enclosure has an IP65 outdoor rating and the unit can operate at ambient temperatures from −30 °C to +50 °C and at altitudes of up to 3,000 m.
Communication and integration
The unit is equipped with CAN, RS485, DI and DO interfaces, enabling communication and integration with compatible ATMOCE system components.
Standards and compliance
Safety: IEC 61439-1/-2.
Electromagnetic compatibility (EMC): IEC 61000-6-1/-2/-3/-4.
ATMOCE three-phase M-Backup for professionals
At Vico Export, we help you select the components required to add backup functionality to three-phase installations. Contact us to confirm compatibility, system configuration and the equipment required for your project.









